Entertainment system



FIG. 1 is a top, front and right-side perspective view of an entertainment system, showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right-side elevational view thereof, the left-side being a mirror image thereof;

FIG. 5 is a top plan view thereof, the bottom thereof being void of ornamentation;

FIG. 6 is a top, front, and right-side perspective view thereof shown with a record medium in broken lines being partially inserted therein, the record medium is for environmental purposes only and forms no part of the claimed design; and,

FIG. 7 is a front elevational view thereof, shown with the record medium in broken lines being fully inserted therein, the record medium is for environmental purposes only and forms no part of the claimed design. 

The ornamental design for an entertainment system, as shown and described. 